Two modules (#2)

* Moved Flume Http Source here

* Separate the source and sink. Upgrade to Junit 5 and wiremock 3.13.2

* Update `.gitignore/gitattributes`

* Remove generated flattened POMs from version control

These files are produced by flatten-maven-plugin and are now covered by
.gitignore.

Assisted-By: Claude Fable 5.1 <noreply@anthropic.com>

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Co-authored-by: Piotr P. Karwasz <piotr@github.copernik.eu>
28 files changed